INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21120669c1c997067875a172e507a0147b8442d5ee68bacd7853835a8f07d342', 
    'P3txjbWP6wMMuSUkZBkTeTTvD8TENkDSoGh441F92mo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)